81922267

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{659}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 99316800

約数和(自身を除く): 17394533

約数列:

[1, 7, 43, 49, 59, 301, 413, 659, 2107, 2537, 2891, 4613, 17759, 28337, 32291, 38881, 124313, 198359, 272167, 1388513, 1671883, 1905169, 11703181, 81922267]

約数ペア:

[(1, 81922267), (7, 11703181), (43, 1905169), (49, 1671883), (59, 1388513), (301, 272167), (413, 198359), (659, 124313), (2107, 38881), (2537, 32291), (2891, 28337), (4613, 17759)]